Intervention effectmodel-written summary

The integrated fertilizer, Sesbania, and Azolla treatment gave the highest rice grain and straw N, P, and K uptake.

A claim from Impact of integrated nutrient management on nutrient uptake and yield in low land rice · 2015

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The integrated fertilizer, Sesbania, and Azolla treatment gave the highest rice grain and straw N, P, and K uptake.

Treatment
150: 50: 50 kg N, P2O5, K2O + 25 kg ZnSO4 ha-1 through inorganic sources + Sesbania aculeata @ 6.25 t ha-1 + Azolla @ 500 kg ha-1e0
Outcome
uptake of N, P and K by grain and strawe0
Direction
higheste0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The integrated use of 150: 50: 50 kg N, P2O5, K2O + 25 kg ZnSO4 ha-1 through inorganic sources + Sesbania aculeata @ 6.25 t ha-1 + Azolla @ 500 kg ha-1 recorded the highest grain and straw yield of wet land rice and the highest uptake of N, P and K by grain and straw.”

✓ located verbatim in the source · abstract, characters 361–629

Title

Impact of integrated nutrient management on nutrient uptake and yield in low land rice

Prabha Susan; R K Kaleeswari Agricultural Research Journal 2015. doi:10.5958/2395-146x.2015.00060.5

Other claims from this paper (1)

Record rev-2b00d4e2c01ac217597cf5c50bbfabc5040806a078a014e9c2c55937e3eb57a3 · schema claims-v0.9 · position 2 in the model’s answer

zinc sulfate · nutrient: content · Oryza sativa (rice)Positive and negative results

65 papers: 60 positive, 5 negative or no effect

59 papers in the same direction as this claim · 4 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
    Mobility of Zn applied as ZnSO4 was comparable in flooded and moist soil in laboratory studies.

    Rice Response to Zn in Flooded and Nonflooded Soil1 · 1972 · compared with moist soil

    Opposite direction

  2. no effect
    Cu showed no significant difference between control and ferrous sulfate/zinc sulfate treatment.

    Recycling coffee grounds and tea leaf wastes to improve the yield and mineral content of grains of paddy rice · 2011 · compared with control

    Opposite direction

  3. negative
    Adding Zn at 40 ppm intensified Fe deficiency.

    Responses of earlirose rice to iron, zinc, and BPDS when grown on calcareous soil · 1976

    Opposite direction

  4. no effect
    FeSO₄ and ZnSO₄ foliar applications did not directly alter soil nutrient levels.

    Improving Nutrient Use Efficiency and Soil Fertility of Aerobic Rice (Oryza sativa L.) under Integrated Nutrient Management and Micronutrient Foliar Spray in Calcareous Soils · 2025

    Opposite direction

  5. no effect
    Integrated soil-test-based fertilizer with biochar gave uptake of nitrogen, phosphorus and potassium on par with the RDF-based biochar treatment.

    Effect of biochar, lime and soil test value based fertilizer application on soil fertility, nutrient uptake and yield of rice-cowpea cropping system in an acid soil of Karnataka · 2020 · compared with application of biochar along with RDF + FYM + ZnSO4

    No difference from an alternative

  6. positive
    ZnSO(4) increased zinc concentration in polished rice by 22.47%.

    Biofortification and Bioavailability of Rice Grain Zinc as Affected by Different Forms of Foliar Zinc Fertilization · 2012

    Same direction

  7. positive
    Adding 0.5% (w/v) ZnSO4·7H2O to Fe-AA increased the average Zn concentration by 42.4%.

    Effects of iron and zinc foliar applications on rice plants and their grain accumulation and grain nutritional quality · 2012 · compared with Fe-AA

    Same direction

  8. positive
    Foliar FeSO₄ plus nicotianamine and ZnSO₄ increased grain Fe concentration by 27.08%.

    Effects of Foliar Iron Application on Iron Concentration in Polished Rice Grain and Its Bioavailability · 2012

    Same direction

56 papers more in this group

See all 65 papers →

Sesbania bispinosa · nutrient: content · Oryza sativa (rice)Results agree

8 papers: 8 positive, 0 negative or no effect

7 papers in the same direction as this claim

  1. positive
    Sesbania green manure and zinc-enriched urea yielded the highest non-zinc nutrient concentrations and uptake.

    ENRICHMENT OF BASMATI RICE GRAIN AND STRAW WITH ZINC AND NITROGEN THROUGH FERTI-FORTIFICATION AND SUMMER GREEN MANURING UNDER INDO-GANGETIC PLAINS OF INDIA · 2012 · compared with rest of the SGM crops and Zn fertilization treatments

    Same direction

  2. positive
    Sesbania incorporation significantly increased rice Zn content and uptake.

    Effect of summer green manuring crops and zinc fertilizer sources on productivity, Zn-uptake and economics of basmati rice · 2015

    Same direction

  3. positive
    Rice after Sesbania incorporation had higher nitrogen and zinc uptake than rice after cowpea, mungbean, or fallow.

    Effect of green manuring and zinc fertilization on productivity and nutrient uptake in Basmati rice (Oryza sativa)-wheat (Triticum aestivum) cropping system · 2001 · compared with cowpea

    Same direction

  4. positive
    Incorporation of Sesbania aculeata green manure before transplanting was very effective in ameliorating Fe deficiency in rice.

    Amelioration of iron deficiency in rice and transformations of soil iron in coarse textured soils of Punjab, India · 2000

    Same direction

  5. positive
    Rice nutrient uptake was highest with Sesbania incorporation and lowest with summer fallow.

    Yield attributes, yields and nutrient uptake of Basmati rice (Oryza sativa) as influenced by in-situ and ex-situ green manuring crops and zinc fertilization · 2018 · compared with summer fallow

    Same direction

  6. positive
    The 50% Sesbania aculeata and 50% inorganic fertilizer treatment gave maximum NPK uptake by rice at different growth stages, on par with the FYM and inorganic fertilizer treatment.

    Effect of organic and inorganic sources of nutrients on NPK uptake by transplanted rice at different growth stages · 2020 · compared with 50% N through FYM + 50% N as inorganic fertilizer

    Same direction

  7. positive
    Sesbania aculeata green manure significantly improved soil nutrient availability.

    Synergistic Effects of Green Manuring and Nitrogen Fertilization on Soil Fertility and Grain Quality of Basmati Rice · 2025

    Same direction

See all 8 papers →

Azolla · nutrient: content · Oryza sativa (rice)Results agree

14 papers: 14 positive, 0 negative or no effect

13 papers in the same direction as this claim

  1. positive
    Nutrient management with farmyard manure produced higher nutrient uptake in both crops.

    Performance of Direct Seeded Rice under Integrated Weed and Nutrient Management Practices and Residual Effect succeeding Rapeseed under Zero Tillage · 2024

    Same directionCites this paper

  2. positive
    That Azolla schedule produced the greatest rice nitrogen uptake.

    Intercropping of Azolla biofertilizer with rice at different crop geometry. · 1990

    Same direction

  3. positive
    Azolla increased soil, grain, and straw N content.

    Beneficial effects of Blue- Green Algae and Azolla in rice culture · 2012

    Same direction

  4. positive
    In rice, the highest N, P and K uptake was recorded with 60 kg N ha-1 plus Azolla.

    Integrated management of Azolla, vermicompost and urea on yield of and nutrient uptake by rice and soil fertility · 2005

    Same direction

  5. positive
    The combination increased rice nitrogen uptake.

    Rice straw incorporation and Azolla application improves agronomic nitrogen-use-efficiency and rice grain yields in paddy fields · 2024

    Same direction

  6. positive
    Azolla increased rice nitrogen concentration and uptake.

    The Use of Azolla Pinnata Isolates as Organic Nitrogen Sources for Lowland Rice (Oryza Sativa) · 1987

    Same direction

  7. positive
    T8 significantly increased rice N content at 30, 60 and 90 DAT.

    Integrated nutrient management practices on dry matter production, yield and NPK content of transplanted rice · 2020

    Same direction

  8. positive
    Azolla increased rice nutrient extraction.

    INFLUENCE OF AZOLLA-ANABAENA SYMBIOSIS ON RICE (Oryza sativa L) CROP AS A NUTRITIONAL ALTERNATIVE · 2003

    Same direction

5 papers more in this group

See all 14 papers →

3 of 5 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.